The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 07, 2026

Filed:

Dec. 01, 2023
Applicant:

Lattice Semiconductor Corporation, Hillsboro, OR (US);

Inventors:

Maryam Shahbazi, Walnut Creek, CA (US);

Bradley A. Sharpe-Geisler, San Jose, CA (US);

Senani Gunaratna, Los Gatos, CA (US);

Loren L. Mclaury, Hillsboro, OR (US);

Assignee:

Lattice Semiconductor Corporation, Hillsboro, OR (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/17764 (2020.01); G01R 31/317 (2006.01); G01R 31/3185 (2006.01);
U.S. Cl.
CPC ...
H03K 19/17764 (2013.01); G01R 31/31725 (2013.01); G01R 31/31727 (2013.01); G01R 31/318594 (2013.01);
Abstract

Various techniques are provided to efficiently synchronize clock and data signals in programmable logic devices (PLDs). In one example, a method comprises configuring an intellectual property (IP) block of the PLD to receive a first clock signal and a first data signal at a first component of the IP block, determining a delay associated with the first clock signal between a first input and the first component, configuring a programmable logic cell (PLC) to receive a second clock signal and output the first data signal to the IP block, determining a delay period to synchronize the first clock signal and the first data signal at the first component of the IP block, and configuring an adjustable delay element to apply the delay period to the second clock signal to synchronize the first clock signal and the first data signal at the first component of the IP block.


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